#1
Which of the following is not a common formulation of pesticides?
Emulsifiable concentrates
Granules
Aerosols
Isotopes
#2
Which of the following factors can influence pesticide degradation?
Temperature and humidity
Pesticide concentration
Application frequency
Pesticide formulation
#3
Which pesticide application method is typically used for controlling pests in the soil?
Foliar spraying
Drip irrigation
Seed treatment
Aerial spraying
#4
Which of the following is a symptom of acute pesticide poisoning in humans?
Long-term fatigue
Skin discoloration
Nausea and vomiting
Hair loss
#5
What is the primary purpose of pesticide label instructions?
To provide information on the pesticide's active ingredients
To guide safe and effective pesticide use
To advertise the pesticide's benefits
To recommend alternative pest control methods
#6
What does the LD50 value of a pesticide indicate?
Its effectiveness against pests
Its rate of degradation
Its acute toxicity
Its environmental impact
#7
Which organization regulates the safety of pesticides in the United States?
FDA (Food and Drug Administration)
EPA (Environmental Protection Agency)
CDC (Centers for Disease Control and Prevention)
USDA (United States Department of Agriculture)
#8
Which type of pesticide application method is most likely to result in drift?
Ground spraying
Drip irrigation
Trunk injection
Aerial spraying
#9
What is the primary function of surfactants in pesticide formulations?
To increase the viscosity
To enhance wetting and spreading
To improve color
To reduce odor
#10
What is the purpose of inert ingredients in pesticide formulations?
To increase pesticide toxicity
To dilute the active ingredient
To enhance pesticide color
To improve pesticide smell
#11
What does the term 'pre-harvest interval' refer to in pesticide application?
The time between pesticide application and crop planting
The time between pesticide application and crop harvest
The time between pesticide application and pest emergence
The time between pesticide application and crop watering
#12
What is the purpose of adjuvants in pesticide formulations?
To increase pesticide effectiveness
To dilute the pesticide
To color the pesticide
To reduce pesticide toxicity
#13
What does the signal word 'Danger' on a pesticide label indicate?
The pesticide is highly toxic
The pesticide is moderately toxic
The pesticide is slightly toxic
The pesticide is non-toxic
#14
Which of the following pesticide application methods is least likely to cause environmental contamination?
Foliar spraying
Seed treatment
Soil drenching
Fumigation
#15
What is the primary concern regarding pesticide resistance?
Decreased effectiveness of pesticides
Increased shelf life of pesticides
Decreased environmental impact of pesticides
Increased target specificity of pesticides
#16
What is the primary concern associated with pesticide residues in food?
Development of pesticide resistance
Chronic toxicity to consumers
Decreased effectiveness of pesticides
Increased cost of food production
#17
What is the primary reason for rotating pesticide modes of action?
To reduce pesticide costs
To increase pesticide effectiveness
To prevent the development of pesticide resistance
To improve pesticide shelf life